/u/MarbCart's posts in /r/askscience

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When you have a rash that is an allergic reaction to something you ingested, what makes it “decide” where on your body to show up? Why doesn’t it just show up everywhere on your body?

28 upvotes

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What actually happens in your last moments when you die from old age? Why does it usually happen in your sleep?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
When you have a rash that is an allergic reaction to something you ingested, what makes it “decide” where on your body to show up? Why doesn’t it just show up everywhere on your body?	28
What actually happens in your last moments when you die from old age? Why does it usually happen in your sleep?	1